Individual Calculations January 2009
 Richter, Hans S  Total change: 11.40  Rating chartPersonal card
 4NCL part 1 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 1993 2138 3.50 4 0.76 15 11.40 
  Taylor-Bowd, Philip J 2025 ENG0.501-0.1515-2.25 
  Howell, Chris I 2101 ENG1.0010.45156.75 
  Wallis, Ian J 1951 ENG1.0010.26153.90 
  Cumming, Rhys 1894 ENG1.0010.20153.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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